858   void extendRegion(const Stmt *S) {  in extendRegion()  function
871     extendRegion(S);  in terminateRegion()
947       extendRegion(S);  in VisitStmt()
982     extendRegion(S);  in VisitReturnStmt()
989     extendRegion(S);  in VisitCoroutineBodyStmt()
994     extendRegion(S);  in VisitCoreturnStmt()
1001     extendRegion(E);  in VisitCXXThrowExpr()
1047     extendRegion(S);  in VisitWhileStmt()
1054     extendRegion(S->getBody());  in VisitWhileStmt()
1076     extendRegion(S);  in VisitDoStmt()
1082     extendRegion(S->getBody());  in VisitDoStmt()
1097     extendRegion(S);  in VisitForStmt()
1110     extendRegion(S->getBody());  in VisitForStmt()
1144     extendRegion(S);  in VisitCXXForRangeStmt()
1154     extendRegion(S->getBody());  in VisitCXXForRangeStmt()
1173     extendRegion(S);  in VisitObjCForCollectionStmt()
1180     extendRegion(S->getBody());  in VisitObjCForCollectionStmt()
1199     extendRegion(S);  in VisitSwitchStmt()
1207     extendRegion(Body);  in VisitSwitchStmt()
1245     extendRegion(S);  in VisitSwitchCase()
1266     extendRegion(S);  in VisitIfStmt()
1272     extendRegion(S->getCond());  in VisitIfStmt()
1286     extendRegion(S->getThen());  in VisitIfStmt()
1295       extendRegion(Else);  in VisitIfStmt()
1305     extendRegion(S);  in VisitCXXTryStmt()
1307     extendRegion(S->getTryBlock());  in VisitCXXTryStmt()
1324     extendRegion(E);  in VisitAbstractConditionalOperator()
1338       extendRegion(E->getTrueExpr());  in VisitAbstractConditionalOperator()
1342     extendRegion(E->getFalseExpr());  in VisitAbstractConditionalOperator()
1348     extendRegion(E->getLHS());  in VisitBinLAnd()
1352     extendRegion(E->getRHS());  in VisitBinLAnd()
1357     extendRegion(E->getLHS());  in VisitBinLOr()
1361     extendRegion(E->getRHS());  in VisitBinLOr()